package cn.wzvtc.softwaretechintro.phase02;


/**
 * 进行分析并填写代码如何交换a,b的值
 */
public class Debug07_ExerciseA {

    static Person07 person=new Person07();

    public static void main(String[] args) {
        System.out.println(person.a);
        System.out.println(person.a);
        //TODO swap??
        System.out.println(person.a);
        System.out.println(person.a);
    }
}


class Person07 {
    int a=3;
    int b=5;
}
